3rd and 4th Grade Science Activities : Page 7

Discover whether cold or hot water from the faucet will boil faster on the stove.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

This science fair project idea investigates whether plants can survive being frozen.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

This science fair project idea explores substances that cause a bubble to last longer.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this project students experiment with making music using only glasses of water.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

In this experiment you will replicate the mummification process by making a hot dog mummy.